Finding the Fourth Proportional to 5,479,813.48, 7,565,183.28 and 3,304,910.08
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Solution
The fourth proportional to 5,479,813.48, 7,565,183.28 and 3,304,910.08 is: 4,562,609.76
Step by Step Solution
- Step 1: Write the proportion equation
5,479,813.48 : 7,565,183.28 = 3,304,910.08 : x - Step 2: Convert to fraction form
5,479,813.48/7,565,183.28 = 3,304,910.08/x - Step 3: Cross multiply
5,479,813.48x = 7,565,183.28 × 3,304,910.08 - Step 4: Simplify right side
5,479,813.48x = 25,002,250,479,119.46 - Step 5: Solve for x
x = 25,002,250,479,119.46/5,479,813.48 - Step 6: Final answer
x = 4,562,609.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.